Restructured the source code in the Playdate bindings target.

2026-07-25 12:40:14 +02:00
parent 2e7ee12ec1
commit b435a6e8bd
106 changed files with 3754 additions and 3746 deletions
@@ -0,0 +1,40 @@
+internal import CPlaydate
+
+extension Sound {
+    /// A delay line effect. Wraps `DelayLine`.
+    public final class DelayLine: Effect {
+        private static var api: UnsafePointer<playdate_sound_effect_delayline> { Playdate.delayLineAPI.unsafelyUnwrapped }
+
+        /// Creates a delay line holding `length` frames.
+        public init(length: Int, stereo: Bool = false) {
+            super.init(pointer: DelayLine.api.pointee.newDelayLine.unsafelyUnwrapped(
+                Int32(length), stereo ? 1 : 0).unsafelyUnwrapped, isOwned: true)
+        }
+
+        deinit {
+            if isOwned {
+                DelayLine.api.pointee.freeDelayLine.unsafelyUnwrapped(pointer)
+            }
+        }
+
+        /// Changes the delay length. Cannot be larger than the line's
+        /// original length.
+        public func setLength(frames: Int) {
+            DelayLine.api.pointee.setLength.unsafelyUnwrapped(pointer, Int32(frames))
+        }
+
+        /// The feedback level, 0...1.
+        public func setFeedback(_ feedback: Float) {
+            DelayLine.api.pointee.setFeedback.unsafelyUnwrapped(pointer, feedback)
+        }
+
+        /// Adds a tap `delay` frames behind the write head. The tap can be
+        /// added to a channel as a sound source.
+        public func addTap(delay: Int) -> DelayLineTap? {
+            guard let tap = DelayLine.api.pointee.addTap.unsafelyUnwrapped(pointer, Int32(delay)) else {
+                return nil
+            }
+            return DelayLineTap(pointer: tap, delayLine: self)
+        }
+    }
+}